Drain construction



FIG. 1 is a perspective view of a drain construction showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof; and,

FIG. 4 is a cross-sectional view taken along line 4--4 in FIG. 2.

The broken line showing of environment is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a drain construction, as shown and described. 